nom::number::complete

Function le_u8

Source
pub fn le_u8<I, E: ParseError<I>>(input: I) -> IResult<I, u8, E>
where I: Slice<RangeFrom<usize>> + InputIter<Item = u8> + InputLength,
Expand description

Recognizes an unsigned 1 byte integer.

Complete version: Returns an error if there is not enough input data.

use nom::number::complete::le_u8;

let parser = |s| {
  le_u8(s)
};

assert_eq!(parser(&b"\x00\x03abcefg"[..]), Ok((&b"\x03abcefg"[..], 0x00)));
assert_eq!(parser(&b""[..]), Err(Err::Error((&[][..], ErrorKind::Eof))));